#home{ 
    color : blue; 
    width : 600px; 
    height : 500px; 
    border:outset; 
    #top{ 
         border:outset; 
         width : 90%; 
    } 
    #center{ 
         border:outset; 
         height : 300px; 
         width : 90%; 
         #left{ 
           border:outset; 
           float : left; 
   width : 40%; 
         } 
         #right{ 
           border:outset; 
           float : left; 
   width : 40%; 
         } 
     } 
  }

  a{
    color: red;
    text-decoration :none;
    &:hover {
      color: black;
      text-decoration: underline;
    }
  }

  @init: #111111;
  @transition: @init*2;
  .switchColor{
    color: @transition;
  }

  @init2: #f04615;
  #body{
    background-color: fadein(@init2, 10%);
  }

  